Unit 1 Test A

Quadrilateral EFGH is a scaled copy of quadrilateral ABCD. Select all of the true statements.

• Segment EF is twice as long as segment AB.

• Segment CD is twice as long as segment FG.

• The measure of angle HEF is twice the measure of angle DAB.

• The length of segment EH is 16 units.

• The area of EFGH is twice the area of ABCD.

Rectangle A measures 9 inches by 3 inches. Rectangle B is a scaled copy of Rectangle A. Select all of the measurement pairs that could be the dimensions of Rectangle B.

• 4.5 inches by 1.5 inches

• 8 inches by 2 inches

• 10 inches by 4 inches

• 13.5 inches by 4.5 inches

• 90 inches by 30 inches

A scale drawing of a rectangular park is 5 inches wide and 7 inches long. The actual park is 280 yards long. What is the area of the actual park, in square yards?

• 35

• 200

• 1,400

• 56,000

Here is a polygon. Draw a scaled copy of the polygon using a scale factor of 1/2. Use the graph paper that Mrs. Pike passed out to you for this question.

The scale of a map says that 4 cm represents 5 km. What distance on the map (in centimeters) represents an actual distance of 4 kilometers?

The scale of a map says that 4 cm represents 5 km. What is the actual number of kilometers that is represented by 5 centimeters on the map?

There are two different maps of Ohio. - The scale on the first map is 1 cm to 10 km. The distance from Cleveland to Cincinnati is 40 cm. - The scale on the second map is 1 cm to 50 km. What is the distance from Cleveland to Cincinnati on the second map? Explain your reasoning.

Elena wants to make a scale drawing of her bedroom. Her bedroom is a rectangle with length 5 m and width 3 m. She decides on a scale of 1 to 50. a. Draw and label the dimensions of a scale drawing of Elena’s bedroom, using a scale of 1 to 50. Use the graph paper that Mrs. Pike passed out to you.

Elena’s bedroom door is 0.8 m wide. How wide should the door be on the scale drawing? Explain how you know. This question is connected to the previous question.

Elena’s bed measures 4 cm by 3 cm on the scale drawing. What are the actual measurements of her bed? This question is connected to question 8 & 9